A Mo-doped TiNb2O7 anode for lithium-ion batteries with high rate capability due to charge redistribution

被引：149
作者：
Song, Hannah [1 ]
Kim, Yong-Tae [1 ]
机构：
[1] Pusan Natl Univ, Dept Energy Syst, Busan 609735, South Korea
来源：
CHEMICAL COMMUNICATIONS | 2015年 / 51卷 / 48期
基金：
新加坡国家研究基金会;
关键词：
ELECTROCHEMICAL PERFORMANCE; LI; STORAGE; ENERGY;
D O I：
10.1039/c5cc02221e
中图分类号：
O6 [化学];
学科分类号：
0703 ;
摘要：
Mo-doped TiNb2O7 (TNO) anode material has shown excellent electrochemical performance, especially at high C-rates. Doping TNO with Mo6+ resulted in charge redistribution, leading to the enhancement of electronic conductivity (caused by bandgap narrowing) and Li+ diffusivity in the lattice.
引用
收藏
页码：9849 / 9852
页数：4
相关论文
共 21 条
[1]  
[Anonymous], 1960, The Nature of the Chemical Bond
[2]   Unveiling TiNb2O7 as an Insertion Anode for Lithium Ion Capacitors with High Energy and Power Density [J].
Aravindan, Vanchiappan ;
Sundaramurthy, Jayaraman ;
Jain, Akshay ;
Kumar, Palaniswamy Suresh ;
Ling, Wong Chui ;
Ramakrishna, Seeram ;
Srinivasan, Madapusi P. ;
Madhavi, Srinivasan .
CHEMSUSCHEM, 2014, 7 (07) :1858-1863
[3]   Nanostructured materials for advanced energy conversion and storage devices [J].
Aricò, AS ;
Bruce, P ;
Scrosati, B ;
Tarascon, JM ;
Van Schalkwijk, W .
NATURE MATERIALS, 2005, 4 (05) :366-377
[4]   Influence of lattice parameter differences on the electrochemical performance of the 5 V spinel LiMn1.5-yNi0.5-zMy+zO4 (M = Li, Mg, Fe, Co, and Zn) [J].
Arunkumar, TA ;
Manthiram, A .
ELECTROCHEMICAL AND SOLID STATE LETTERS, 2005, 8 (08) :A403-A405
[5]   Nanoscale mapping of ion diffusion in a lithium-ion battery cathode [J].
Balke, N. ;
Jesse, S. ;
Morozovska, A. N. ;
Eliseev, E. ;
Chung, D. W. ;
Kim, Y. ;
Adamczyk, L. ;
Garcia, R. E. ;
Dudney, N. ;
Kalinin, S. V. .
NATURE NANOTECHNOLOGY, 2010, 5 (10) :749-754
[6]   Nanomaterials for rechargeable lithium batteries [J].
Bruce, Peter G. ;
Scrosati, Bruno ;
Tarascon, Jean-Marie .
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2008, 47 (16) :2930-2946
[7]   Porous LiMn2O4 nanorods with durable high-rate capability for rechargeable Li-ion batteries [J].
Cheng, Fangyi ;
Wang, Hongbo ;
Zhu, Zhiqiang ;
Wang, Yan ;
Zhang, Tianran ;
Tao, Zhanliang ;
Chen, Jun .
ENERGY & ENVIRONMENTAL SCIENCE, 2011, 4 (09) :3668-3675
[8]   Electronically conductive phospho-olivines as lithium storage electrodes [J].
Chung, SY ;
Bloking, JT ;
Chiang, YM .
NATURE MATERIALS, 2002, 1 (02) :123-128
[9]   Challenges in the development of advanced Li-ion batteries: a review [J].
Etacheri, Vinodkumar ;
Marom, Rotem ;
Elazari, Ran ;
Salitra, Gregory ;
Aurbach, Doron .
ENERGY & ENVIRONMENTAL SCIENCE, 2011, 4 (09) :3243-3262
[10]   A long-life lithium-ion battery with a highly porous TiNb2O7 anode for large-scale electrical energy storage [J].
Guo, Bingkun ;
Yu, Xiqian ;
Sun, Xiao-Guang ;
Chi, Miaofang ;
Qiao, Zhen-An ;
Liu, Jue ;
Hu, Yong-Sheng ;
Yang, Xiao-Qing ;
Goodenough, John B. ;
Dai, Sheng .
ENERGY & ENVIRONMENTAL SCIENCE, 2014, 7 (07) :2220-2226
123